1153011487 has 2 divisors, whose sum is σ = 1153011488. Its totient is φ = 1153011486.

The previous prime is 1153011479. The next prime is 1153011527. The reversal of 1153011487 is 7841103511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1153011487 - 2³ = 1153011479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1153011887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576505743 + 576505744.

It is an arithmetic number, because the mean of its divisors is an integer number (576505744).

Almost surely, 2^1153011487 is an apocalyptic number.

1153011487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153011487 is an equidigital number, since it uses as much as digits as its factorization.

1153011487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 31.

The square root of 1153011487 is about 33956.0228383714. The cubic root of 1153011487 is about 1048.6032787936.

Adding to 1153011487 its reverse (7841103511), we get a palindrome (8994114998).

The spelling of 1153011487 in words is "one billion, one hundred fifty-three million, eleven thousand, four hundred eighty-seven".